US 11,671,740 B2
Loudspeaker apparatus
Chaowu Li, Shenzhen (CN); Zhuyang Jiang, Shenzhen (CN); and Fen You, Shenzhen (CN)
Assigned to SHENZHEN SHOKZ CO., LTD., Shenzhen (CN)
Filed by SHENZHEN SHOKZ CO., LTD., Guangdong (CN)
Filed on Jan. 29, 2022, as Appl. No. 17/649,361.
Application 17/649,361 is a continuation of application No. 17/030,484, filed on Sep. 24, 2020, granted, now 11,303,987.
Application 17/030,484 is a continuation of application No. PCT/CN2019/102387, filed on Aug. 24, 2019.
Claims priority of application No. 201910009887.3 (CN), filed on Jan. 5, 2019.
Prior Publication US 2022/0150616 A1, May 12, 2022
Int. Cl. H04R 1/10 (2006.01); H04R 1/02 (2006.01); H04R 1/28 (2006.01)
CPC H04R 1/1041 (2013.01) [H04R 1/026 (2013.01); H04R 1/10 (2013.01); H04R 1/105 (2013.01); H04R 1/1008 (2013.01); H04R 1/1066 (2013.01); H04R 1/1075 (2013.01); H04R 1/1091 (2013.01); H04R 1/28 (2013.01); H04R 2460/13 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A loudspeaker apparatus, comprising:
an earphone core housing configured to accommodate an earphone core;
a circuit housing including an accommodating body and a cover, the accommodating body including a cavity with an opening at one end, and the cover being disposed on the opening for sealing the cavity, the circuit housing accommodating a control circuit, the control circuit driving the earphone core to vibrate to generate sound;
an ear hook configured to connect the earphone core housing and the circuit housing, the ear hook being fixed to the circuit housing in a plug-in manner, and the ear hook being injection-molded with a housing protective sleeve;
a button disposed at a button hole on the circuit housing, the button moving relative to the button hole to generate a control signal for the control circuit, and the housing protective sleeve covering a periphery of the circuit housing and the button in a sleeve manner; and
an elastic pad disposed between the button and the button hole, the elastic pad hindering a movement of the button toward the button hole.